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dm mpath: do not fail path on -ENOSPC

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Since ENOSPC is a target-side error, dm-mpath should just pass the error
information to upper layer instead of retrying itself with path failover.
Otherwise it will end up failing all paths down while path checkers find
all paths ok.

ENOSPC can now be returned from SCSI device after commit a9d6ceb8
("[SCSI] return ENOSPC on thin provisioning failure").

Signed-off-by: Jun'ichi Nomura <j-nomura@ce.jp.nec.com>
Acked-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
This commit is contained in:
Jun'ichi Nomura 2013-09-13 14:54:30 +09:00 committed by Mike Snitzer
parent 272b98c645
commit cc9d3c382b
1 changed files with 1 additions and 0 deletions
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drivers/md/dm-mpath.c
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@ -1268,6 +1268,7 @@ static int noretry_error(int error)
case -EREMOTEIO:
case -EILSEQ:
case -ENODATA:
case -ENOSPC:
return 1;
}